This app combines two of my favorite things – drawing and sound-visualization! It uses sound to control the properties of a drawing tool!
Once the music loads, click and drag to draw. Alternatively, you can use a microphone (click activate mic at the top)!
In addition to the obvious controls (tools-left, edit-bottom, sound-top), there are also keyboard controls for changing properties and editing the drawing on-the-fly!
[ ] – tool size
< > – transparency
ctrl+z – undo
ctrl+y – redo
ctrl+s – save
ctrl+n – new
And here’s something I did with the “complex” tool: